Pet potty tray



FIG. 1 is a perspective view of my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof, the right side being a mirror image; and,

FIG. 5 is a bottom plan view thereof.

The broken lines illustrate portions of the pet potty tray that form no part of the claimed design. 

CLAIM The ornamental design for a pet potty tray, as shown and described. 